1*e3723e1fSApple OSS Distributions#!/usr/local/bin/recon 2*e3723e1fSApple OSS Distributions 3*e3723e1fSApple OSS Distributionslocal ktrace = require 'ktrace' 4*e3723e1fSApple OSS Distributions 5*e3723e1fSApple OSS Distributionsif not arg[1] or arg[1] == '-h' then 6*e3723e1fSApple OSS Distributions print[[ 7*e3723e1fSApple OSS Distributionsusage: ktruss <syscall-name> [<more-names> ...] 8*e3723e1fSApple OSS Distributions 9*e3723e1fSApple OSS DistributionsUse Kernel TRace to print User Space Syscalls (ktruss).]] 10*e3723e1fSApple OSS Distributions os.exit(arg[1] == nil) 11*e3723e1fSApple OSS Distributionsend 12*e3723e1fSApple OSS Distributions 13*e3723e1fSApple OSS Distributionslocal sess = ktrace.Session.new() 14*e3723e1fSApple OSS Distributions 15*e3723e1fSApple OSS Distributionsfor i = 1, #arg do 16*e3723e1fSApple OSS Distributions sess:add_callback_pair('BSC_' .. arg[i], function (start, finish) 17*e3723e1fSApple OSS Distributions print(('%s[%d]: %s(0x%x, 0x%x, 0x%x, 0x%x) -> %d'):format( 18*e3723e1fSApple OSS Distributions sess:procname_for_threadid(start.threadid), 19*e3723e1fSApple OSS Distributions sess:pid_for_threadid(start.threadid), arg[1], start[1], start[2], 20*e3723e1fSApple OSS Distributions start[3], start[4], finish[2])) 21*e3723e1fSApple OSS Distributions end) 22*e3723e1fSApple OSS Distributionsend 23*e3723e1fSApple OSS Distributions 24*e3723e1fSApple OSS Distributionslocal ok, err = sess:start() 25*e3723e1fSApple OSS Distributionsif not ok then 26*e3723e1fSApple OSS Distributions io.stderr:write('tracing failed: ', err, '\n') 27*e3723e1fSApple OSS Distributions os.exit(1) 28*e3723e1fSApple OSS Distributionsend 29